package com.reggie.console.config;

import com.github.xiaoymin.knife4j.spring.annotations.EnableKnife4j;
import com.reggie.console.interceptor.AuthInterceptor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.format.FormatterRegistry;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;
import springfox.documentation.builders.ApiInfoBuilder;
import springfox.documentation.builders.PathSelectors;
import springfox.documentation.builders.RequestHandlerSelectors;
import springfox.documentation.spi.DocumentationType;
import springfox.documentation.spring.web.plugins.Docket;
import springfox.documentation.swagger2.annotations.EnableSwagger2;

import java.util.List;

/**
 * Web配置
 *
 * @author yth
 * @since 2023-02-03-23:58
 */
@Slf4j
@Configuration
@EnableSwagger2
@EnableKnife4j
public class WebMvcConfig extends WebMvcConfigurationSupport {

    /**
     * 添加拦截器
     */
    @Override
    protected void addInterceptors(InterceptorRegistry registry) {
        log.info("添加Web拦截器...");
        registry.addInterceptor(new AuthInterceptor());
    }

    /**
     * 注册静态资源映射
     */
    @Override
    protected void addResourceHandlers(ResourceHandlerRegistry registry) {
        log.info("进行Web静态资源映射...");
        registry.addResourceHandler("doc.html").addResourceLocations("classpath:/META-INF/resources/");
        registry.addResourceHandler("/webjars/**").addResourceLocations("classpath:/META-INF/resources/webjars/");

        registry.addResourceHandler("/backend/**").addResourceLocations("classpath:/backend/");
        registry.addResourceHandler("/front/**").addResourceLocations("classpath:/front/");
    }

    /**
     * 扩展mvc框架的消息转换器
     *
     * @param converters 消息转换器集合
     */
    @Override
    protected void extendMessageConverters(List<HttpMessageConverter<?>> converters) {
        log.info("扩展消息转换器...");
        // 创建消息转换器对象
        MappingJackson2HttpMessageConverter messageConverter = new MappingJackson2HttpMessageConverter();
        // 设置对象转换器，使用Jackson将Java对象序列化为json
        messageConverter.setObjectMapper(new JacksonObjectMapper());
        // 将消息转换器对象追加入mvc框架转换器集合中
        converters.add(0, messageConverter);
    }

    /**
     * 添加格式化器
     *
     * @param registry 注册
     */
    @Override
    protected void addFormatters(FormatterRegistry registry) {
        log.info("添加格式化器...");
        MyFormatterFactory factory = new MyFormatterFactory();
        registry.addFormatter(factory.localDateFormatter());
        registry.addFormatter(factory.localTimeFormatter());
        registry.addFormatter(factory.localDateTimeFormatter());
    }

    /**
     * @return API接口文档
     */
    @Bean
    public Docket createRestApi() {
        // 文档类型
        return new Docket(DocumentationType.SWAGGER_2)
                // 文档基本信息
                .apiInfo(new ApiInfoBuilder()
                        .title("瑞吉外卖")
                        .version("2.0")
                        .description("瑞吉外卖接口文档")
                        .build())
                .select()
                .apis(RequestHandlerSelectors.basePackage("com.reggie.console.controller"))
                .paths(PathSelectors.any())
                .build();
    }


}
